180695440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30941}}^1$

素因数の和:31027

約数の個数: 40

約数和(自身を含む): 425885688

約数和(自身を除く): 245190248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 30941, 61882, 123764, 154705, 247528, 309410, 495056, 618820, 1237640, 2258693, 2475280, 4517386, 9034772, 11293465, 18069544, 22586930, 36139088, 45173860, 90347720, 180695440]

約数ペア:

[(1, 180695440), (2, 90347720), (4, 45173860), (5, 36139088), (8, 22586930), (10, 18069544), (16, 11293465), (20, 9034772), (40, 4517386), (73, 2475280), (80, 2258693), (146, 1237640), (292, 618820), (365, 495056), (584, 309410), (730, 247528), (1168, 154705), (1460, 123764), (2920, 61882), (5840, 30941)]